What is the solution with steps?
2cosx=-sin^2x

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

On a piece of paper graph f(x)=5•(0.4)^x

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much